Hydrologic Technicians Career, Salary and Skills
Hydrologic Technicians have a BLS-reported national median annual wage of $64,790 based on the 2025 OEWS dataset, with reported national employment of 2,840. Wage data is published for 40 locations.
Occupation description
Collect and organize data concerning the distribution and circulation of ground and surface water, and data on its physical, chemical, and biological properties. Measure and report on flow rates and ground water levels, maintain field equipment, collect water samples, install and collect sampling equipment, and process samples for shipment to testing laboratories. May collect data on behalf of hydrologists, engineers, developers, government agencies, or agriculture.
O*NET code
19-4044.00
Job zone
3
Typical education
Not recorded
Experience
Not recorded
National salary and employment
Median annual
$64,790
Hourly median
$31.15
Employment
2,840
Data year
2025
National salary distribution
Typical tasks
- Analyze ecological data about the impact of pollution, erosion, floods, and other environmental problems on bodies of water.
- Answer technical questions from hydrologists, policymakers, or other customers developing water conservation plans.
- Apply research findings to minimize the environmental impacts of pollution, waterborne diseases, erosion, or sedimentation.
- Assist in designing programs to ensure the proper sealing of abandoned wells.
- Collect water and soil samples to test for physical, chemical, or biological properties, such as pH, oxygen level, temperature, and pollution.
- Develop computer models for hydrologic predictions.
- Estimate the costs and benefits of municipal projects, such as hydroelectric power plants, irrigation systems, and wastewater treatment facilities.
- Investigate complaints or conflicts related to the alteration of public waters by gathering information, recommending alternatives, or preparing legal documents.
Technology
- Adobe Acrobat
- Datasurge GEOPRO
- Delft GeoSystems MStab
- Email software
- ESRI ArcGIS software
- ESRI ArcInfo
- ESRI ArcView
- GEO-SLOPE SEEP/W
- Geographic information system GIS software
- Geographic information system GIS systems
- Microsoft Access
- Microsoft Active Server Pages ASP
- Microsoft Excel
- Microsoft Office software
Hydrologic Technicians salary by location
Areas with the highest reported employment for this occupation.
- Hydrologic Technicians Salary in CAMedian $70,790 · Employment 300
- Hydrologic Technicians Salary in TXMedian $88,400 · Employment 270
- Hydrologic Technicians Salary in FLMedian $61,820 · Employment 240
- Hydrologic Technicians Salary in Orlando, FLMedian $64,750 · Employment 110
- Hydrologic Technicians Salary in NCMedian $59,590 · Employment 110
- Hydrologic Technicians Salary in PAMedian $65,420 · Employment 100
- Hydrologic Technicians Salary in ORMedian $62,510 · Employment 80
- Hydrologic Technicians Salary in OHMedian $52,120 · Employment 80
- Hydrologic Technicians Salary in WAMedian $85,240 · Employment 70
- Hydrologic Technicians Salary in MTMedian $53,550 · Employment 70
- Hydrologic Technicians Salary in Sacramento, CAMedian $70,510 · Employment 60
- Hydrologic Technicians Salary in GAMedian $66,770 · Employment 60
Related careers
- Remote Sensing Scientists and TechnologistsNational median $122,570
- Remote Sensing TechniciansNational median $62,280
- Civil EngineersNational median $100,840
- GeographersNational median $102,040
- Atmospheric and Space ScientistsNational median $99,070
- Geographic Information Systems Technologists and TechniciansNational median $116,580
- Environmental Restoration PlannersNational median $82,220
- Geoscientists, Except Hydrologists and GeographersNational median $101,920
Career and skills data: O*NET 31.0 (onetcenter.org). Salary and employment data: U.S. Bureau of Labor Statistics OEWS, 2025 (bls.gov/oes). Figures are published survey estimates, not real-time market data.